Force 1-5/16" x 1/2" Drive Flank Impact Socket Engineered for everyday trade use, this single 1-5/16" x 1/2" drive flank deep impact socket will be right at home on the jobsite or in the workshop. Made from tough and durable Chrome Molybdenum steel with a black phosphate finish for extra corrosion resistance, this socket can help speed up assembly and disassembly times on machinery, vehicles, furniture, and anything else on your to-do list.